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5.3.7 Audio Cassette Interface Operation Test
( 1 )
REC
Operating Test
By executing the test command in Figure
5.30.
you can verify the signal in
Figure 5.3 1.
C S A V E "X"
L
Figure
5.30
Test Command
Space
I
Mark
Signal at U43
(P9)
p {
I
I
I
"H"
I
"H"
Signal at
U27 ( P I 2 1
I
I
I
I
'
0.21
ms
Signal at U43 ( P I )
I
Signal between
R21
and R M
-
>
Figure 5.31 Terminal Signals
Signal at U43 ( P I 1 )
-
I
-
I
I
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